a-77=66

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Solution for a-77=66 equation: 


Simplifying
a + -77 = 66

Reorder the terms:
-77 + a = 66

Solving
-77 + a = 66

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '77' to each side of the equation.
-77 + 77 + a = 66 + 77

Combine like terms: -77 + 77 = 0
0 + a = 66 + 77
a = 66 + 77

Combine like terms: 66 + 77 = 143
a = 143

Simplifying
a = 143

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